/Engine/Plugins/Experimental/MeshModelingToolsetExp/Source/SkeletalMeshModifiers/Public/SkeletonModifier.h
FOrientOptions
[USTRUCT](Programming/UnrealArchitecture/Reference/Structs)([BlueprintType](Programming/UnrealArchitecture/Reference/Structs/Specifiers/BlueprintType)) struct FOrientOptions
bool
bOrientChildren
bool
bUsePlaneAsSecondary
TEnumAsByte<EA...
Primary
TEnumAsByte<EA...
Secondary
FVector
SecondaryTarget